Transaction not yet indexed

53smSshNTNN3nLWdpS6HR2Mdu5W3dqrtK2PpTLo8MdgADbzk3WWpc8G2E6MY3o2Z4dARTp5MAfLR4ba3TtVgpW58

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.